How to query php path under linux

In Linux systems, PHP path query is very important. When you need to use various functions of PHP, you need to know the path to PHP. In this article, we will explore how to do PHP path query under Linux.

1. Use which command

which command can be used to find the location of a specified command, including PHP. Enter the following command in the terminal to find the path of PHP:

which php

After pressing the Enter key, the terminal will output the absolute path of PHP.

2. Use the whereis command

The whereis command can be used to find the location of a specified file, including PHP. Enter the following command in the terminal to find the path of PHP:

whereis php

After pressing the Enter key, the terminal will output the path of PHP.

3. Use the find command

The find command can search for files and directories in the file system. Enter the following command in the terminal to search the path of PHP:

sudo find / -name php

If you know the directory where PHP is installed, you can specify the directory when searching, which can reduce search time. For example, find PHP in the /usr/local directory:

sudo find /usr/local -name php

4. View environment variables

If PHP has set the path in the environment variable, then you can use the following Command view:

echo $PATH

This command will display all paths in the environment variable PATH. If the PHP path is set, it will be in it.

5. View PHP configuration file

Under Linux, PHP configuration files are usually located in the /etc/php directory. If you don’t know the specific path of PHP installation, you can view the configuration in the following file:

/etc/php.ini

You can use the following command to view the file:

cat /etc/php.ini

In this configuration file, you can view PHP The path to the installation.

Summary

It is very important to perform PHP path query in Linux system. This article covers several common methods, including using the which, whereis, and find commands, as well as viewing environment variables and PHP configuration files. These methods can effectively locate the PHP path and help you use PHP better.

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